Preview a reservation purchase with configurations that match those of your Dedicated Host. You must have active Dedicated Hosts in your account before you purchase a reservation.
See https://www.paws-r-sdk.com/docs/ec2_get_host_reservation_purchase_preview/ for full documentation.
ec2_get_host_reservation_purchase_preview(HostIdSet, OfferingId)
[required] The IDs of the Dedicated Hosts with which the reservation is associated.
[required] The offering ID of the reservation.